HARMENZEISS ELECTRONICS Kunnamangalam, Kozhikode, Kerala

this is a pure power amplifier board. the sensitivity of the input signal is 1.5v rms, if your input signal voltage can't reach this value, recommend adding preamp.  mono channel, for 2.0 channels needs two boards. the rated output power: 1000w ( /- 75v power supply, 2 ohm load) efficiency:≥ 90% the total harmonic distortion: 1000w ( /- 75 power 2-ohm speaker, distortion less than 1%) frequency range: 20hz-20khz speaker: 2-4-8ohm voltage magnification: 32 times voltage magnification gain: 30db input sensitivity 1.5v (rms) recommended power supply /-75v recommended 4-8ohm / 10-18inch speaker

Type : Amplifier Kit

Application : subwoofer,fullrange

Feature : Clear Sound

Voltage : max 100vdc

Condition : New

Driven Type : dc voltage

Channels : mono

Operating System : Manual

Brand Name : harmen zeiss

Material : glass epoxy

Voltage : 35-0-35vdc to 100-0-100vdc

Application : sub woofer and full range purpose